Chevrolet Volt I (2010-2015) (under driver's door sill trim) Wiring diagrams

1 3 HI SPD GMLAN SERIAL DATA - HI SPD GMLAN SERIAL DATA + BLK WIRE BLK/BRN WIRE BLK/GRY WIRE BODY CONTROL MODULE (UNDER RIGHT SIDE OF DASH) BRAKE CONTROL BRAKE PEDAL POSITION SENSOR (TOP OF BRAKE PEDAL ASSEMBLY) BRAKE FLUID LEVEL SWITCH (MASTER CYLINDER ASSEMBLY) BRAKE PEDAL POSITION SENSOR (TOP OF BRAKE PEDAL ASSEMBLY) BRK APPLY SENS SIG BRK APPLY SENS SPLY VOLT BRK PDL TRAVEL SENS 1 HI REF BRK PDL TRAVEL SENS 1 SIG BRK PDL TRAVEL SENS 2 SIG BRN WIRE BRN/WHT WIRE COMBINED VEHICLE INERTIAL SENS SPLY VOLT COMPUTER DATA LINES COMPUTER DATA LINES SYSTEM CONSOLE) CRUISE/ETS/TCC BRAKE SIG DATA ENGINE CONTROL MODULE (LEFT FRONT CORNER OF ENGINE COMPT) GRY/BLK WIRE HI SPD GMLAN SERIAL DATA LO REF LO SPD GMLAN SERIAL DATA LOGIC LT BLU WIRE LT BLU/BLK WIRE LT BLU/RED WIRE LT BLU/VIO WIRE LT BLU/YEL WIRE LT GRN WIRE LT GRN/BRN WIRE LT GRN/GRY WIRE MULTI-AXIS ACCELERATION SENSOR (UNDER CENTER OVERHEAD CONSOLE MULTIFUNCTION SWITCH PARK BRAKE CONTROL SWITCH STEERING ANGLE SENSOR (TOP OF STEERING COLUMN, BEHIND STEERING WHEEL) SYSTEM TRACTION CONTROL SWITCH TRACTION CTRL SWITCH SIG UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) VIO/BRN WIRE WHT WIRE WHT/LT BLU WIRE YEL WIRE

AUXILIARY UNDERHOOD FUSE BLOCK (LEFT REAR OF ENGINE COMPT) BATTERY FUSE BLOCK (ON BATTERY POSITIVE (+) POST BLK WIRE BRN/VIO WIRE BRN/YEL WIRE CORNER OF LUGGAGE COMPT) DRIVER OUTSIDE REARVIEW MIRROR DRIVER OUTSIDE REARVIEW MIRROR GLASS FUSE 3 FUSE 5 HOT AT ALL TIMES HTD MIR FUSE HVAC CONTROL MODULE (CENTER OF DASH) LOGIC LT GRN/YEL WIRE NCA WIRE NETWORK 9 OUTSIDE REARVIEW MIRROR HEATER RELAY PASSENGER OUTSIDE REARVIEW MIRROR PASSENGER OUTSIDE REARVIEW MIRROR GLASS RADIO/HVAC CONTROLS REAR BODY FUSE BLOCK (LEFT REAR REAR DEFOG FUSE REAR DEFOG RLY CTRL REAR DEFOGGER GRID REAR DEFOGGER IND REAR DEFOGGER RELAY REAR DEFOGGER SWITCH RED WIRE RED/VIO WIRE RED/YEL WIRE UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT)

AIR BAG FUSE BLK WIRE BLK/BRN WIRE BRN WIRE BRN/YEL WIRE CENTER HIGH MOUNTED STOP LAMP COMPUTER DATA LINES SYSTEM DISPLAY DRIVER OUTSIDE REARVIEW MIRROR HOT W/ IGNITION MAIN RELAY ENERGIZED INSTRUMENT CLUSTER LEFT FRONT TURN SIGNAL LAMP LEFT LICENSE PLATE LAMP LEFT TURN SIGNAL REPEATER LAMP LOGIC LT BLU WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/VIO WIRE LT GRN/YEL WIRE NCA WIRE PASSENGER OUTSIDE REARVIEW MIRROR RIGHT FRONT TURN SIGNAL LAMP RIGHT LICENSE PLATE LAMP RIGHT TURN SIGNAL REPEATER LAMP SERIAL DATA UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) VIO WIRE VIO/LT GRN WIRE W/ PARKING ASSIST W/O PARKING ASSIST WHT WIRE WHT/YEL WIRE

1 2 24 RH HDLP LO SPLY VOLT LH HDLP LO SPLY VOLT HOOD AJAR SW SIG 18 12 LOCK MTR STATUS SIG RR LOCK MTR STATUS SIG LR 2 25 GND SPLY VOLT 2501 2500 COMPUTER DATA LINES 26 24 25 RCV SIG GMLAN SER DATA (-) GMLAN SER DATA (+) 27 16 15 19 TRANS SIG ACTR RTN UNLCK SIG LCK SIG 312 712 109 HEADLIGHTS SYSTEM 4 1 ACTR UNLCK CTRL ACTR LCK CTRL 2 ACTR RTN BATT POS VOLT BLK WIRE BODY CONTROL MODULE (UNDER RIGHT SIDE OF DASH) BRN WIRE BRN/LT GRN WIRE BRN/WHT WIRE BRN/YEL WIRE BUS 3 COMPUTER DATA LINES SYSTEM DOOR LOCK RELAY DR LOCK CTRL LOCK CTRL 2 DRIVER DOOR LATCH ASSEMBLY (CENTER REAR OF DRIVER'S DOOR) GRY WIRE GRY/BLK WIRE GRY/LT GRN WIRE GRY/WHT WIRE HOOD OPEN SW SIG HORN RLY CTRL HORNS SYSTEM LOGIC LOGIC DRIVER WINDOW MOTOR DRIVER WINDOW (DRIVER'S DOOR) SWITCH LT BLU WIRE LT BLU/BRN WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/YEL WIRE NCA WIRE NETWORK BUS 3 RADIO/HVAC CONTROLS RCV SIG RED/BRN WIRE RLY CTRL SPLY VOLT STATUS CTRL SW SIG LF DR AJAR SYSTEM TRANS SIG UNLOCK SIG VIO/YEL WIRE WHT WIRE WHT/LT BLU WIRE YEL WIRE YEL/LT GRN WIRE

BCM/EXT LIGHTS FUSE BLK WIRE BRN WIRE BRN/LT GRN WIRE BRN/WHT WIRE BRN/YEL WIRE BUS 3 COMPUTER DATA LINES SYSTEM DOOR DEAD LOCK RELAY DRIVER DOOR LATCH ASSEMBLY (CENTER REAR OF DRIVER'S DOOR) DRIVER WINDOW MOTOR DRIVER WINDOW SWITCH DRIVER'S DOOR GRY WIRE GRY/BLK WIRE HOOD OPEN SW SIG HOT AT ALL TIMES LEFT INSTRUMENT PANEL FUSE BLOCK (BEHIND LEFT END OF DASH) LF DR AJAR SW SIG LOGIC LOGIC LT BLU/BRN WIRE LT BLU/WHT WIRE LT GRN/YEL WIRE NCA WIRE NETWORK BUS 3 ORG/ WIRE ORG/LT BLU WIRE RED/BRN WIRE RED/WHT WIRE STATUS CTRL UNLOCK SIG WHT/LT BLU WIRE YEL WIRE

ANT LO REF (2) ANT LO REF (5) ANT SIG (1) ANT LO REF (1) ANT SIG (2) ANT SIG (5) BLK WIRE BLK/BRN WIRE BLK/LT GRN WIRE BLK/YEL WIRE BRN WIRE BRN/WHT WIRE BRN/YEL WIRE CO-DRV DR HANDLE SW SIG DRV DR HANDLE SW SIG DRIVER EXTERIOR DOOR HANDLE ASSEMBLY DRIVER EXTERIOR DOOR HANDLE SWITCH GRY WIRE GRY/BLK WIRE KEYLESS ENTRY CONTROL MODULE (RIGHT REAR CORNER OF LUGGAGE COMPT) LEFT FRONT DOOR HANDLE KEYLESS ENTRY ANTENNA LEFT REAR EXTERIOR DOOR HANDLE ASSEMBLY LEFT REAR EXTERIOR DOOR HANDLE SWITCH LT GRN WIRE LT GRN/WHT WIRE NCA WIRE ORG/ WIRE ORG/LT BLU WIRE PASSENGER EXTERIOR DOOR HANDLE ASSEMBLY PASSENGER EXTERIOR DOOR HANDLE SWITCH RED/WHT WIRE RIGHT FRONT DOOR HANDLE KEYLESS ENTRY ANTENNA RIGHT REAR EXTERIOR DOOR HANDLE ASSEMBLY RIGHT REAR EXTERIOR DOOR HANDLE SWITCH VIO/GRY WIRE VIO/WHT WIRE WHT/LT BLU WIRE YEL/GRY WIRE YEL/LT BLU WIRE

BLK WIRE BLK/BRN WIRE BRAKE FLUID LEVEL SWITCH BREAKOUT) CHARGE PORT DOOR OPEN REQUEST SWITCH DRIVER DOOR LATCH ASSEMBLY DRIVER EXTERIOR DOOR HANDLE ASSEMBLY DRIVER LEFT OUTSIDE TURN REARVIEW SIGNAL MIRROR REPEATER GLASS LAMP DRIVER OUTSIDE REARVIEW MIRROR DRIVER WINDOW MOTOR DRIVER WINDOW SWITCH FRONT, REAR PARKING ASSIST CONTROL MODULE HYBRID/EV BATTERY BATTERY ENERGY CONTACTOR CONTROL ASSEMBLY MODULE HYBRID/EV BATTERY PACK HYBRID/EV POWERTRAIN CONTROL MODULE 2 MULTI-AXIS ACCELERATION SENSOR NCA WIRE OUTSIDE REARVIEW MIRROR SWITCH PASSENGER COMPARTMENT HEATER COOLANT COOLANT HEATER CONTROL CONTROL VALVE MODULE PASSENGER DOOR LATCH ASSEMBLY PASSENGER EXTERIOR DOOR HANDLE ASSEMBLY PASSENGER OUTSIDE REARVIEW MIRROR PASSENGER OUTSIDE REARVIEW MIRROR GLASS PASSENGER PRESENCE DETECTION MODULE PASSENGER WINDOW SWITCH RADIO REFUEL REQUEST SWITCH RIGHT REAR DOOR LATCH ASSEMBLY RIGHT REAR EXTERIOR DOOR HANDLE ASSEMBLY RIGHT TURN SIGNAL REPEATER LAMP SEAT HEATING CONTROL MODULE TELEMATICS COMMUNICATION INTERFACE CONTROL MODULE W/ PARKING ASSIST

"CHECK ENGINE" IND CTRL AIR BAG IND AMBIENT AIR TEMPERATURE SENSOR (BEHIND RIGHT SIDE OF FRONT BUMPER) BACK BATTERY POSITIVE VOLTAGE BCN/EXT LIGHTS FUSE BLK WIRE BLK/BRN WIRE BLK/LT BLU WIRE BLK/LT GRN WIRE BRAKE FLUID LEVEL SWITCH (MASTER CYLINDER ASSEMBLY) BRAKE IND BRAKE WARN IND BRK FLUID LVL SENS SIG BRN/VIO WIRE CLSTR FUSE COMPUTER DATA LINES SYSTEM CONFIG DISPLAY DRIVER INFORMATION CENTER SW PLUS SIG DRIVER INFORMATION CENTER SW SIG DRIVER INFORMATION CENTER SWITCH ELECTRONIC BRAKE CONTROL MODULE (PART OF BRAKE MASTER CYLINDER ASSEMBLY) ENGINE CONTROLS SYSTEM FORWARD COLLISION IND GRY WIRE GRY/VIO WIRE HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED INSTRUMENT CLUSTER LANE DEPARTURE IND LEFT INSTRUMENT PANEL FUSE BLOCK (BEHIND LEFT END OF DASH) LO REF LO REF DRIVER INFORMATION CENTER SW MINUS SIG LO SPD GMLAN SERIAL DATA LOGIC LOW TIRE PRESSURE IND LT BLU WIRE LT BLU/GRY WIRE LT GRN WIRE LT GRN/GRY WIRE LT GRN/WHT WIRE MALFUNCTION IND LO WASH FLUID IND CTRL MISC RUN/ CRNK FUSE RED/BRN WIRE RED/LT GRN WIRE RUN/CRANK IGN 1 VOLT SEAT BELT IND SELECT SERIAL DATA TRACTION CTRL IND UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) VIO WIRE VIO/LT GRN WIRE WHT WIRE WIPER/WASHER SYSTEM YEL/BRN WIRE

1 2 NETWORK BUS 4 RR DOOR AJAR SW SIG 2 1 LR DOOR AJAR SW SIG NETWORK BUS 4 2500 2501 COMPUTER DATA LINES SYSTEM 2501 2500 COMPUTER DATA LINES SYSTEM 29 43 SERIAL DATA(+) SERIAL DATA(-) 5 6 NETWORK BUS 3 RF DOOR AJAR SW SIG 6 4 LF DOOR AJAR SW SIG NETWORK BUS 3 64 27 FUEL LVL SENS SIG LO REF BLK WIRE BLK/LT BLU WIRE BLK/LT GRN WIRE BODY CONTROL MODULE (UNDER RIGHT SIDE OF DASH) BREAKOUT) BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DRIVER DOOR LATCH (CENTER REAR OF DRIVER'S DOOR) DRIVER WINDOW MOTOR (DRIVER'S DOOR) ENGINE CONTROL MODULE (LEFT FRONT CORNER OF ENGINE COMPT) ENGINE CONTROLS SYSTEM ENGINE OIL PRESSURE SWITCH (TOP LEFT SIDE OF ENGINE) FUEL PUMP, SENDER ASSEMBLY (TOP OF FUEL TANK) GMLAN SERIAL DATA - GMLAN SERIAL DATA + GRY WIRE GRY/BLK WIRE HYBRID POWERTRAIN CONTROL MODULE 2 (UNDER FRONT PASSENGER'S SEAT) LEFT REAR DOOR LATCH (CENTER REAR OF LEFT REAR DOOR) LEFT REAR WINDOW SWITCH LIFT GATE AJAR SW SIG 1 LIFTGATE LATCH ASSEMBLY (BOTTOM CENTER OF LIFTGATE) LO REF LT BLU WIRE LT BLU/BLK WIRE LT BLU/GRY WIRE LT BLU/VIO WIRE LT GRN WIRE LT GRN/GRY WIRE LT GRN/YEL WIRE OIL PRESS SW SIG PARK BRAKE CONTROL SWITCH PARK BRK APPLY SW SIG PARK BRK RELEASE SW SIG PARK BRK SW SPLY VOLT PARK BRK APPLY SW VOLT REF PARKING BRAKE CONTROL MODULE (BEHIND LEFT SIDE OF REAR BUMPER) PASSENGER DOOR LATCH (CENTER REAR OF FRONT PASSENGER'S DOOR) PASSENGER WINDOW SWITCH RED/BRN WIRE RIGHT REAR DOOR LATCH (CENTER REAR OF RIGHT REAR DOOR) RIGHT REAR WINDOW SWITCH SERIAL DATA TEMP SENS SIG VIO/GRY WIRE VOL REF PARK BRK SW SIG WHT WIRE YEL WIRE YEL/LT BLU WIRE

AIR CONDITIONING SYSTEM AIR CONDITIONING SYSTEM TO HYBRID/EV BATTERY PACK (DIAGRAM 5 OF 13) BATT 3 (-) RLY CTRL BATT (-) RLY CTRL BLK WIRE BLK/BRN WIRE BLK/GRY WIRE BLK/LT BLU WIRE BLK/LT GRN WIRE BLK/VIO WIRE BLK/YEL WIRE BRN/LT GRN WIRE BRN/YEL WIRE BUS HIGH SERIAL DATA BUS LOW SERIAL DATA CHARGE PORT DOOR OPEN REQUEST SWITCH COMPUTER DATA LINES SYSTEM COOLANT TEMP SENS SIG COOLING FANS SYSTEM EMPTY FUSE FUEL DOOR OPEN SIG GRY/LT BLU WIRE GRY/VIO WIRE GRY/WHT WIRE HIGH REF 5 VOLT REF 5 VOLT REF LOW REF HOT AT ALL TIMES HYBRID/EV BATTERY COOLANT LEVEL SWITCH (IN HYBRID/EV BATTERY COOLANT SURGE TANK) HYBRID/EV BATTERY PACK COOLANT CONTROL VALVE (RIGHT REAR OF ENGINE COMPT) HYBRID/EV POWERTRAIN CONTROL MODULE 2 (UNDER FRONT PASSENGER'S SEAT) INTERLOCK LOOP SIG 1 LOOP SIG 2 LOW REF LOW REF COOLANT VALVE SENS SIG FUEL DOOR STATUS SIG HOOD OPEN SWITCH SIG LOW REF HVAC MODE SENS SIG LT BLU WIRE LT BLU/BLK WIRE LT BLU/GRN WIRE LT BLU/LT GRN WIRE LT BLU/RED WIRE LT BLU/VIO WIRE LT BLU/YEL WIRE LT GRN/VIO WIRE LT GRN/YEL WIRE PORT DOOR SW SIG FUEL DOOR RELEASE SW SIG POWER INVERTER MODULE ASSEMBLY CABLE COVER PWM SIG BATT 1 (+) RLY CTRL BATT 2 (+) RLY CTRL REAR BODY FUSE BLOCK (LEFT REAR CORNER OF LUGGAGE COMPT) RED/LT BLU WIRE RED/WHT WIRE SENS SIG LOW REF LOW REF SERIAL DATA (-) SERIAL DATA (+) TO HYBRID/EV BATTERY PACK (DIAGRAM 5 OF 13) TO HYBRID/EV BATTERY PACK (DIAGRAM 8 OF 13) TRUNK, TAILGATE, FUEL DOORS SYSTEM TRUNK, TAILGATE, FUEL DOORS SYSTEM ANTI-THEFT SYSTEM VIO WIRE VIO/BRN WIRE VIO/GRY WIRE VIO/RED WIRE WHT WIRE WHT/BRN WIRE WHT/RED WIRE WHT/VIO WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/VIO WIRE